Get ready for the heat and humidity later this week into the upcoming weekend!! The National Weather Service in Des Moines says temperatures will warm from upper 80s today (Thursday) into the lower to middle 90s by this weekend. These temperatures combined with tropical humidity levels will result in heat index values rising into the 95°F to 105°F range! The Heat Index Saturday in Atlantic, Council Bluffs and Des Moines will be around 101 degrees, with Sioux City coming in at 104, and Ames at 103! Be HEAT SMART if you have outdoor plans late this week into the weekend.